WO2017131331A1 - Mobile terminal - Google Patents

Abstract

The present invention comprises: a main body; a sub-body connected to the main body; and a metal band connected to the main body and the sub-body, wherein the metal band includes an elastic deformation part having a plurality of slits formed between a main body connection part connected to the main body and a sub-body connection part connected to the sub-body, thereby enabling the metal band to ensure the rigidity of the main body and the sub-body and to help a smooth operation of the main body or the sub-body.

Description

Mobile terminal

The present invention relates to a mobile terminal, and more particularly, to a mobile terminal having a band connected to the main body and the sub body.

Terminals may be divided into mobile / portable terminals and stationary terminals according to their mobility. The mobile terminal may be further classified into a handheld terminal and a vehicle mounted terminal according to whether a user can directly carry it.

The functions of mobile terminals are diversifying. For example, data and voice communication, taking a picture and video with a camera, recording a voice, playing a music file through a speaker system, and outputting an image or video to a display unit. Some terminals have an electronic game play function or a multimedia player function. In particular, recent mobile terminals may receive multicast signals that provide visual content such as broadcasting, video, and television programs.

As the terminal functions are diversified, for example, such a terminal is a multimedia player having a complex function such as taking a picture or a video, playing a music or video file, playing a game, or receiving a broadcast. Is being implemented.

The mobile terminal may include a main body and a sub body connected to the main body, and at least one of the main body and the sub body may be provided with a metal member capable of maintaining rigidity.

It is an object of the present invention to provide a mobile terminal which can minimize the number of parts and is easy to assemble.

A mobile terminal according to an embodiment of the present invention includes a main body; A sub body connected to the main body; And a metal band connected to the main body and the sub body, wherein the metal band is provided with an elastic deformation part in which a plurality of slits are formed between the main body connection part connected to the main body and the sub body connection part connected to the sub body.

The metal band may be made of titanium.

The metal band may be positioned in the order of the main body connection part, the elastic deformation part, and the sub body connection part in a longitudinal direction.

Each of the plurality of slits may be formed long in a direction orthogonal to the length direction of the metal band.

The plurality of slits may be spaced apart in the length direction of the metal band.

The plurality of slits may include at least one side slit whose one end is blocked and the other end is opened in a direction orthogonal to the length direction of the metal band.

The main body has a case; A PCB installed inside the case; An antenna connector may be connected to the PCB, and the main body connection unit may be connected to the antenna connector such that the metal band functions as an antenna.

The sub body may be provided with a metal band receiving groove in which the elastic deformation part and the sub body connection part are inserted and accommodated.

The metal band receiving groove may be formed long in the longitudinal direction of the sub body on one surface of the sub body.

The main body and the sub body may be connected to be folded or unfolded facing each other by a hinge assembly, and one surface of the metal band may be attached to each of the main body, the sub body and the hinge assembly.

One side of the elastic deformation portion may be attached to the hinge assembly.

The other side of the metal band may be attached to the display unit.

A mobile terminal according to another embodiment of the present invention includes a main body, a sub body connected to the main body, and a metal band connected to the main body and the sub body, wherein the metal band is a main body connected to the main body. A sub-body connection part connected to the connection part and the sub-body, and an elastic deformation part positioned between the main body connection part and the sub-body connection part, wherein the elastic deformation part has a plurality of slits formed in at least a portion of the region, and the metal band is in a longitudinal direction The main body connecting portion, the elastic deformation portion and the sub-body connecting portion is located in the order, each of the plurality of slits are formed long in the direction orthogonal to the longitudinal direction of the metal band, the plurality of slits are the length of the metal band Spaced in the direction.

The elastic deformation part may include a region where the slit is formed and a region where the slit is not formed.

The elastic deformation part may be disposed in the order of the first region in which the plurality of slits are formed, the second region in which the slits are not formed, and the third region in which the plurality of slits are formed in the length direction of the metal band.

The first region may be connected to the main body connector, and the third region may be connected to the sub body connector.

The main body and the sub body are folded or unfolded to face each other by a hinge assembly, and when the main body and the sub body are folded to face each other, the main body connection and the sub body connection parts are folded to face each other, the main body When the sub body is unfolded, the main body connection part and the sub body connection part may be unfolded.

The hinge assembly may include a rotation shaft body, a main body rotation shaft connecting the rotation shaft body and the main body, and a sub body rotation shaft connecting the rotation shaft body and the sub body.

The rotation shaft body, the main body rotation axis and the sub-body rotation axis may be parallel to each other.

The metal band may have a thickness of 0.05 mm to 2 mm.

The metal band may be made of a material having a maximum tensile strength of 450 to 550 MPa at a temperature of 73.

The metal band may be made of a material having a yield strain of 0.001 to 0.01 at a temperature of 73.

The interval between each of the slits adjacent in the length direction of the metal band may be 0.1 to 5 mm.

According to the present invention, while the metal band can secure the rigidity of the main body and the sub body, there is an advantage that can help the smooth operation of the main body or sub body.

1 is a block diagram showing the configuration of a mobile terminal according to an embodiment of the present invention;

2 is a perspective view of a mobile terminal according to an embodiment of the present invention;

3 is a cross-sectional view showing a mobile terminal according to an embodiment of the present invention;

4 is a front view showing the metal band and the sub body shown in FIG.

5 is a side view showing the metal band and the sub body shown in FIG.

FIG. 6 is a view showing various shape variations of the metal bands shown in FIGS. 2 and 3;

7 is a perspective view when the mobile terminal of another embodiment of the present invention is folded;

8 is a perspective view when the mobile terminal according to another embodiment of the present invention is opened;

9 is a cross-sectional view taken along the line A-A shown in FIG.

10 is a cross-sectional view taken along the line B-B shown in FIG.

11 is a plan view of the metal band shown in FIG.

12 is a view of the hinge assembly shown in FIGS. 9 and 10;

FIG. 13 is a view illustrating the inside of the hinge assembly shown in FIG. 12.

14 is a perspective view of a mobile terminal according to another embodiment of the present invention when folded;

15 is a perspective view when the mobile terminal of another embodiment of the present invention is opened;

16 is a perspective view of a metal band folded in a mobile terminal according to another embodiment of the present invention;

17 is a plan view when the metal band included in the mobile terminal according to another embodiment of the present invention is unfolded;

18 is a cross-sectional view taken along the line C-C shown in FIG.

19 is a cross-sectional view taken along the line D-D shown in FIG. 15.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram showing the configuration of a mobile terminal according to an embodiment of the present invention, Figure 2 is a perspective view showing a mobile terminal according to an embodiment of the present invention, Figure 3 is a mobile according to an embodiment of the present invention A terminal is shown in cross section.

Referring to FIG. 1, the mobile terminal 100 includes a wireless communication unit 110, an input unit 120, a sensing unit 140, an output unit 150, an interface unit 160, a memory 170, and a controller 180. And a power supply unit 190. The components shown in FIG. 1 are not essential to implementing a mobile terminal, so a mobile terminal described herein may have more or fewer components than those listed above.

The wireless communication unit 110 includes one or more modules that enable wireless communication between the mobile terminal 100 and the wireless communication system, between the mobile terminal 100 and another mobile terminal, or between the mobile terminal 100 and an external server. can do. In addition, the wireless communication unit 110 may include one or more modules for connecting the mobile terminal 100 to one or more networks.

The wireless communication unit 110 may include at least one of the broadcast receiving module 111, the mobile communication module 112, the wireless internet module 113, the short range communication module 114, and the location information module 115.

The input unit 120 may include a camera 121 or an image input unit for inputting an image signal, a microphone 122 or an audio input unit for inputting an audio signal, and a user input unit 123 (for example, a touch) for receiving information from a user. Keys (touch keys, mechanical keys, etc.). The voice data or the image data collected by the input unit 120 may be analyzed and processed as a control command of the user.

The user input unit 123 may generate input data according to a command applied from a user. The user input unit 123 may include a key pad, a dome switch, a touch pad, a jog wheel, a jog switch, and the like. The user input unit 123 may be installed to be partially exposed to the case 11 to be described later. The user input unit 123 may include at least one manipulation unit 114, 115, or 116 disposed on the outer circumference of the case 11. The operation units 114, 115, and 116 may be provided in plural in the case 11. On at least one of the left side or the right side of the plurality of operation units (114, 115, 116) may be spaced apart along the outer circumference of the case (11). The plurality of operation units 114, 115, and 116 may include a power button and a plurality of volume control buttons. The user input unit 123 may include one of the plurality of operation units 114, 115, and 116 as a power button. In the input unit 120, a plurality of 115, 116 other than the power button among the plurality of operation units 114, 115, and 116 may configure a volume control button. One of the plurality of volume control buttons may be a volume up button, and the other may be a volume down button.

The sensing unit 140 may include one or more sensors for sensing at least one of information in the mobile terminal, surrounding environment information surrounding the mobile terminal, and user information. For example, the sensing unit 140 may include a proximity sensor 141, an illumination sensor 142, an illumination sensor, a touch sensor, an acceleration sensor, a magnetic sensor, and gravity. G-sensor, Gyroscope Sensor, Motion Sensor, RGB Sensor, Infrared Sensor, Infrared Sensor, Finger Scan Sensor, Ultrasonic Sensor Optical sensors (e.g. cameras 121), microphones (see 122), battery gauges, environmental sensors (e.g. barometers, hygrometers, thermometers, radiation detection sensors, Thermal sensors, gas sensors, etc.), chemical sensors (eg, electronic noses, healthcare sensors, biometric sensors, etc.). Meanwhile, the mobile terminal disclosed herein may use a combination of information sensed by at least two or more of these sensors.

The output unit 150 is for generating an output related to sight, hearing, or tactile sense, and includes at least one of the display unit 151, the audio output unit 152, the hap tip module 153, and the light output unit 154. can do. The display unit 151 forms a layer structure with or is integrally formed with the touch sensor, thereby implementing a touch screen. The touch screen may function as a user input unit 123 that provides an input interface between the mobile terminal 100 and the user, and may also provide an output interface between the mobile terminal 100 and the user.

The display unit 151 may include a display module 155 that displays (outputs) information processed by the mobile terminal 100. For example, the display unit 151 may display execution screen information of an application program driven in the mobile terminal 100 or user interface (UI) and graphical user interface (GUI) information according to the execution screen information. .

There may be two or more display units 151 according to the implementation form of the mobile terminal 100. In this case, the plurality of display units may be spaced apart or integrally disposed on one surface of the mobile terminal 100, or may be disposed on different surfaces.

The display unit 151 may include a touch sensor that senses a touch on the display unit 151 so as to receive a control command by a touch method. By using this, when a touch is made to the display unit 151, the touch sensor may sense the touch, and the controller 180 may generate a control command corresponding to the touch based on the touch sensor. The content input by the touch method may be letters or numbers or menu items that can be indicated or designated in various modes.

On the other hand, the touch sensor is formed of a film having a touch pattern and disposed between the window 156 and the display module 155 positioned behind the window 156, or metal patterned directly on the back of the window 156 It can also be a wire. Alternatively, the touch sensor may be integrally formed with the display module 155. For example, the touch sensor may be disposed on a substrate of the display module 155 or provided in the display module 155.

As such, the display unit 151 may form a touch screen together with the touch sensor, and in this case, the touch screen may function as the user input unit 123.

The display module 155 includes a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), and a flexible display (flexible). display, a 3D display, or an e-ink display.

The display unit 151 may view the screen of the display module 155 from the outside and may further include a window 156 protecting the display module 155. The window 156 may be mounted to the case 11 to form the front surface of the terminal body together with the case 11. The window 156 may be composed of a window assembly that is a combination of a plurality of members.

The interface unit 160 serves as a path to various types of external devices connected to the mobile terminal 100. The interface unit 160 connects a device equipped with a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, and an identification module. It may include at least one of a port, an audio input / output (I / O) port, a video input / output (I / O) port, and an earphone port. In response to the connection of the external device to the interface unit 160, the mobile terminal 100 may perform appropriate control related to the connected external device.

In addition, the memory 170 stores data supporting various functions of the mobile terminal 100. The memory 170 may store a plurality of application programs or applications driven in the mobile terminal 100, data for operating the mobile terminal 100, and instructions. At least some of these applications may be downloaded from an external server via wireless communication. In addition, at least some of these application programs may exist on the mobile terminal 100 from the time of shipment for basic functions of the mobile terminal 100 (for example, a call forwarding, a calling function, a message receiving, and a calling function). Meanwhile, the application program may be stored in the memory 170 and installed on the mobile terminal 100 to be driven by the controller 180 to perform an operation (or function) of the mobile terminal.

In addition to the operations related to the application program, the controller 180 typically controls the overall operations of the mobile terminal 100. The controller 180 may provide or process information or a function appropriate to a user by processing signals, data, information, and the like, which are input or output through the above-described components, or by driving an application program stored in the memory 170.

The controller 180 may control at least some of the components described with reference to FIG. 1 in order to drive an application program stored in the memory 170. In addition, the controller 180 may operate by combining at least two or more of the components included in the mobile terminal 100 to drive an application program.

The power supply unit 190 receives power from an external power source and an internal power source under the control of the controller 180 to supply power to each component included in the mobile terminal 100. The power supply unit 190 includes a battery, and the battery may be a built-in battery or a replaceable battery.

At least some of the components may operate in cooperation with each other to implement an operation, control, or control method of the mobile terminal according to various embodiments described below. In addition, the operation, control, or control method of the mobile terminal may be implemented on the mobile terminal by driving at least one application program stored in the memory 170.

2 and 3, the mobile terminal includes a main body 1; A sub body 2 connected to the main body 1; A metal band 3 connected to the main body 1 and the sub body 2.

The mobile terminal may be configured as a watch type mobile terminal. The main body 1 may be a terminal body. The sub body 2 may be a band wound around the user's wrist in a state of being connected to the main body 1.

Each configuration shown in FIG. 1 may be provided in the main body 1.

The main body 1 may include a case 11. The case 11 may include a first case 12 and a second case 14 coupled to the first case 12 and having an opening 13 through which the display unit 151 is exposed. As shown in FIG. 3, the case 11 may be provided with a metal band through part 15 through which the metal band 3 may be disposed. The metal band penetrating portion 15 may be formed between the first case 12 and the second case 14, and may be formed in any one of the first case 12 and the second case 14. .

The main body 1 may further include a PC 16 installed in the case 11. The PCB 16 may be installed to be positioned between the first case 12 and the display unit 151. The PCB 16 may be installed to be disposed on the first case 12.

The main body 1 may include an antenna connector 17 connected to the PCB 16. The antenna connector 17 may be configured as an antenna connection terminal having one side connected to the PCB 16 and the other side having a free end.

The sub body 2 may be connected to the case 11. The overall shape of the sub body 2 may be a band shape. The sub body 2 may be formed of a structure and a material that can be bent or unfolded. The sub body 2 may be wound along a user's wrist and may be a material having elasticity. The sub body 2 may be composed of a combination of a plurality of members, and of course, may be composed of a single member. The sub body 2 may be formed of leather, rubber, plastic, or the like.

A plurality of sub bodies 2 may be connected to the case 11. The sub body 2 may include a first sub body 22 connected to one side of the case 11 and a second sub body 23 connected to the other side of the case 11. The first sub body 12 and the second sub body 23 may be installed to extend in the opposite direction to the case 11. Each of the first sub body 22 and the second sub body 23 may be wound around the user's wrist or the like. Of course, each of the first sub body 22 and the second sub body 23 may be connected to the unit body in the longitudinal direction of the sub body. The first sub body 22 and the second sub body 23 may have different connection positions, and their respective configurations may be the same. Hereinafter, a common configuration will be described as a sub body 2.

The sub body 2 may further include a fastener 24 that connects the first sub body 22 and the second sub body 23 to each other. The fastener 24 may be composed of a hook, a velcro (trade name), etc., which can be buckle or snap-fitted.

In the sub body 2, a metal band receiving groove 25 in which the metal band 2 is accommodated may be formed. The metal band receiving groove 25 may accommodate a portion of the metal band 2 other than the portion inserted into the main body 1. In the metal band receiving groove 25, the elastic deformation part 33 and the sub body connection part 32, which will be described later, may be inserted and accommodated. The metal band receiving groove 25 may be formed long in the longitudinal direction L of the sub body 2 on one surface of the sub body 2. The metal band receiving groove 25 may be formed in a shape recessed in the opposite surface 2B of the surface 2A facing the user's wrist in the sub body 2. The metal band 3 may be installed on the outer surface of the sub body 2 to be visible from the outside.

The metal band 3 may be provided in plural when the plural sub bodies 2 are plural. The metal band 3 includes a first metal band 3A connected to the first sub body 22 and the main body 1, and a second metal connected to the second sub body 23 and the main body 1, respectively. It may include a band 3B. The first metal body 3A and the second metal body 3B have different connection positions, and their respective configurations may be the same. Hereinafter, a common configuration will be described as a metal body 3.

The metal band 3 may include a main body connector 31 connected to the main body 1 and a sub body connector 32 connected to the sub body 2. The metal band 3 may include an elastic deformation part 33 provided between the main body connection part 31 and the sub body connection part 32. The elastic deformation part 33 may have a plurality of slits 34 formed therein.

The metal band 3 may be formed of a material and a shape that are not easily bent by a conventional external force applied by a user. The metal band 3 may be formed of a material that is not easily deformed by external force when the elastic band 33 is not included. The metal band 3 may be formed of a material having high rigidity. The metal band 3 is preferably made of a material having high elastic strength. The metal band 3 may be made of titanium. The metal band 3 may be bent or unfolded only the elastic deformation part 33, and the main body connection part 31 and the sub body connection part 32 may be formed of a rigid body. The metal band 3 may be configured to bend or have elasticity by forming the slit 34 in a metal that is not easily bent.

The metal band 3 may be divided into a first region R1 in which the elastic deformation unit 33 is formed, a second region R2 and a third region R3 other than the elastic deformation unit 33. The metal band 3 may be located in the order of the main body connection part 31, the elastic deformation part 33, and the sub body connection part 32 in the longitudinal direction.

The metal band 3 may include a lengthwise end 3C of the metal band 3 and a second region R2 positioned between the first region R1, and the second region R2 may be It may be defined as the main body connection 31. The metal band 3 may include the other end 3D in the longitudinal direction of the metal band 3 and a third region R3 positioned between the first region R1, and in the third region R3. It may be defined as the sub body connecting portion (32).

The metal band 3 may be connected to the main body 1 such that the elastic deformation part 33 and the sub body connecting part 32 are located outside the main body 1. The metal band 3 may be connected such that all or part of the main body connecting portion 31 is positioned inside the main body 1.

The main body connection part 31 may be fixed only to the main body 1 of the main body 1 and the sub body 2, and may be fixed to each of the main body 1 and the sub body 2. . The main body connecting portion 31 can be fixed to the main body 1, in particular, the case 11 by an adhesive means (not shown) such as welding or adhesive. Of course, the main body connecting portion 31 and the main body 1 may be fixed to the projection formed in any one of the projection hole formed in the other of the two. Of course, the main body connecting portion 31 and the main body 1 may be formed with a fastening hole for fastening the screw to each of them to be coupled by a fastening member such as a screw.

The main body connection portion 31 may be connected to the antenna connector 17 so that the metal band 3 functions as an antenna. The main body connection part 31 may be disposed so that a part of the main body connection part 31 is inserted into the main body 1, and the part inserted into the main body 1 is connected to the antenna connector 17 in the main body 1. Can be placed in contact.

The sub body connecting portion 32 may be fixed to the sub body 2 from the outside of the main body 1. The sub body connecting portion 32 may be fixed to the sub body 2 by adhesive means such as welding or adhesive. Of course, the sub-body connecting portion 32 and the sub-body 2 may be fixed to the projection formed in any one of the projection hole formed in the other of the two. Of course, the sub-body connecting portion 32 and the sub-body 2 may be formed with fastening holes for fastening the screws to each of them so as to be coupled by fastening members such as screws.

The elastic deformation part 33 may be formed to be bent in both directions P1 and P2. The elastic deformable portion 33 may include a first direction (P1: an inner direction based on the sub body) in which the user's wrist is located, and a second direction (P2: a sub body) opposite to the first direction (P1). Can be rotated in both directions).

FIG. 4 is an enlarged front view of the metal band and the sub body shown in FIG. 3, FIG. 5 is an enlarged side view of the metal band and the sub body shown in FIG. 3, and FIG. 6 is shown in FIGS. 2 and 3. Various shape deformations of the metal bands shown are shown.

Each of the plurality of slits 34 may be formed long in the direction Y orthogonal to the length direction X of the metal band 3.

 The plurality of slits 34 may be spaced apart in the longitudinal direction X of the metal band 3. The metal band 3 may include a first bridge 35 elongated in the direction Y orthogonal to the longitudinal direction X of the metal band 3, and the plurality of slits 34 may include the metal band 3. The first bridge 35 may be spaced apart from each other in the longitudinal direction X of the first bridge 35.

The plurality of slits 34 may be spaced apart in the direction Y orthogonal to the length direction X of the metal band 3. The metal band 3 may include a second bridge 36 positioned between the slits spaced apart in the direction Y orthogonal to the longitudinal direction X of the metal band 3. The second bridge 36 may be formed to be orthogonal to the first bridge 36.

The plurality of slits 34 may include at least one side slit 37 whose one end is blocked and the other end is open in a direction Y orthogonal to the longitudinal direction X of the metal band 3. The plurality of slits 34 may include at least one center slit 38 having one end and the other end closed in a direction Y orthogonal to the length direction X of the metal band 3. At least one center slit 38 may be located between the pair of side slits 37.

The metal bands 3 are slits of a plurality of rows A, B, C, D, E, F, G, H of slit spaced apart in the longitudinal direction X of the metal band 3. It may include. At least one row of the slits of the plurality of rows (A) (B) (C) (D) (E) (F) (G) (H) includes the side slits 37 and the center slits 38 together. In this case, the side slits 37 and the center slits 38 may be spaced apart in the direction Y orthogonal to the longitudinal direction X of the metal band 3. The second bridge 37 may be located between the side slit 37 and the center slit 38, and the side slit 37 and the center slit 38 may be disposed with the second bridge 37 interposed therebetween. Can be.

The side slits 37 can help both sides 3E and 3F of the metal band 3 bend into convex or concave shapes, and the side ends 3G and 3H of the metal band 3 bend into convex or concave shapes. Can help. Here, both surfaces 3E and 3F of the metal band 3 may include an inner surface 3D facing the metal band receiving groove 25 and an outer surface 3E exposed to the outside of the sub body 2. have.

The center slit 38 can help both sides 3E and 3F of the metal band 3 of the metal band 3 bend into a convex or concave shape.

6A illustrates an example in which the radius of curvature of the elastic deformation unit 33 is small. In this case, the plurality of slits 34 may have a small inner surface side of the metal band 3, a large outer surface side of the metal band 3 may be deformed, and the elastic deformation unit 33 may be compressed as a whole. .

FIG. 6B illustrates an example in which the radius of curvature of the elastic deformation portion 33 is greatly deformed or the elastic deformation portion 33 is unfolded into a flat plate or a shape close to the flat plate than in FIG. 6A. In this case, the plurality of slits 34 may have a larger inner surface side size of the metal band 3 and a smaller outer surface side size of the metal band 3 than in the case of FIG. Reference numeral 33 may be more tensile than in the case of FIG.

FIG. 6C is an example in which the metal band 3 is pulled to the left. In this case, the metal band 3 can be turned long by the entire length of the right end 3G.

FIG. 6D illustrates an example in which the metal band 3 is in a right direction. In this case, the metal band 3 can be turned long by the whole length of the left end 3H.

7 is a perspective view when the mobile terminal of another embodiment of the present invention is folded, FIG. 8 is a perspective view of the mobile terminal according to another embodiment of the present invention, FIG. 9 is a cross-sectional view taken along line AA of FIG. 8 is a cross-sectional view taken along the line BB shown in FIG. 8, and FIG. 11 is a plan view showing the metal band shown in FIG. 10.

The main body 1 ′ and the sub body 2 ′ of the present embodiment may be connected by the hinge assembly 4, and the main body 1 ′ and the sub body 2 ′ may be folded or unfolded to face each other. . The mobile terminal of the present embodiment may be configured as a folder type mobile terminal.

The mobile terminal of the present embodiment may include a metal band 3 ′ having a main body connection part 31, a sub body connection part 32, and an elastic deformation part 33, as in an exemplary embodiment of the present invention. One surface of the metal band 3 ′ of the present embodiment may be attached to each of the main body 1 ′, the sub body 2 ′ and the hinge assembly 4. The display unit 151 ′ may be attached to the other surface of the metal band 3 ′.

Among the components illustrated in FIG. 1, components other than the display unit 151 ′ are provided in any one of the main body 1 ′ and the sub body 2 ′, or the main body 1 ′ and the sub body 2 ′. It may be provided dispersed in).

Hereinafter, different configurations and operations from one embodiment of the present invention will be described, and configurations identical or similar to those of the embodiment of the present invention will be omitted to avoid redundant description.

The display unit 151 ′ of the present embodiment may be a flexible display unit that can be bent. As illustrated in FIG. 9, the display unit 151 ′ may be folded together with the metal band 3 ′, and may be unfolded together with the metal band 3 ′ as shown in FIG. 10.

As shown in FIG. 9, when the main body 1 ′ and the sub body 2 ′ are folded, the display unit 151 ′ may have a portion 151 a close to the main body 1 ′ and a sub body ( 2 ') and the adjacent portion 151b may be folded to face each other.

As shown in FIG. 10, when the main body 1 ′ and the sub body 2 ′ are unfolded, the display unit 151 ′ may be widely spread in a flat shape, and one surface of the sub body 2 ′ may be exposed to the outside. have. When the display unit 151 ′ is unfolded as shown in FIG. 10, the display area of the display unit 151 ′ may be expanded as shown in FIG. 7.

The display unit 151 ′ may be connected to the main body 1 ′, the sub body 2 ′ and the hinge assembly 4 by a metal band 3 ′, and the metal band 3 ′ may be connected to the display unit 151. ') Can be used as a display unit mounter. When the display unit 151 'is folded, the cross-sectional shape of the portion 151c adjacent to the hinge assembly 4 may be curved in a curved shape.

As shown in FIG. 9, the main body 1 ′ and the sub body 2 ′ may have a space where the display 151 may escape when the display 151 is folded. The main body 1 ′ and the sub body 2 ′ may be formed in a shape in which the space forming parts 12a and 14a are recessed to form such a space.

Each of the main body 1 ′ and the sub body 2 ′ may include a case. The case of the main body 1 ′ may be referred to as a main body case 12 ′, and the case of the sub body 2 ′ may be referred to as a sub body case 14 ′.

Each of the main body case 12 ′ and the sub body case 14 ′ may be composed of a combination of a plurality of cases, and some of the components illustrated in FIG. 1 may be distributed and accommodated in the plurality of cases. The main body case 12 ′ may be formed in a shape in which the main body space forming part 12a is recessed on a surface facing the sub body case 14 ′. The sub body case 14 ′ may be formed in a shape in which the sub body space forming unit 14 a is recessed on a surface facing the main body case 12 ′.

The main body connecting portion 31 may have one surface 31 a attached to the main body 1 ′. The main body connector 31 may have the other surface 31b attached to the display unit 151 ′.

The main body connecting portion 31 may be fixed to one surface 31a by a bonding means (not shown) such as welding or adhesive, a fastening member such as a screw, or a hook means such as a hook to the main body 1 ′. The main body connecting portion 31 may be fixed to the display portion 151 ′ by an adhesive means (not shown) such as welding or adhesive, a fastening member such as a screw, or a hook means such as a hook. The main body connection part 31 may be attached to a surface of the main body case 12 ′ facing the sub body case 14 ′.

The sub body connecting portion 32 may have one surface 32 a attached to the sub body 2 ′. The other surface 32b of the sub body connector 32 may be attached to the display unit 151 ′.

The sub body connecting portion 32 may be fixed to one surface 32a by a bonding means (not shown) such as welding or an adhesive, a fastening member such as a screw, or a hook means such as a hook to the sub body 2 '. The sub body connecting portion 32 may be fixed to the display portion 151 ′ by an adhesive means (not shown) such as welding or adhesive, a fastening member such as a screw, or a hook means such as a hook. The sub body connection part 32 may be attached to a surface of the sub body case 14 ′ facing the main body case 12 ′.

The elastic deformation portion 33 may have one surface 33E attached to the hinge assembly 4. The elastic deformation part 33 may be located between the main body connection part 31 and the sub body connection part 32 as in an exemplary embodiment of the present invention, and the detailed structure thereof is the same as or similar to that of the exemplary embodiment of the present invention. Duplicate explanations are omitted.

The elastic deformation part 33 is provided with one group which consists of a plurality of rows of slits, and this one group can be attached to the hinge assembly 3.

The elastic deformation portion 33 is welded or glued to one surface 33E facing the hinge assembly 3 and one surface 33E facing the hinge assembly 3 among the other surface 33F facing the display unit 151. It may be attached by an adhesive means such as.

The elastic deformable portion 33 is welded or glued to one surface 33E facing the hinge assembly 3 and the other surface 33F facing the display 151 and to the other surface 33F facing the display 151. It may be attached by an adhesive means such as.

Only a part of the elastic deformation part 33 may be attached to the hinge assembly 4 and the display part 151 ′.

As shown in FIG. 11, the elastic deformation unit 33 may include a region in which a plurality of slits 34 are formed. Here, since the type and shape of the slit 34 is the same as the embodiment of the present invention, a detailed description thereof will be omitted.

The elastic deformation portion 33 is an attachment area 33A in which a substantially central portion of the elastic deformation portion 33 is attached to the hinge assembly 4 and the display portion 151 'in the longitudinal direction X of the metal band 3'. Can be. The elastic deformation part 33 may be a first non-attachment area 33B between the attachment area 33A and the main body connection part 31, which is not attached to the hinge assembly 4 and the display part 151 ′. In addition, the elastic deformation part 33 may be the second non-attachment area 33C between the attachment area 33A and the sub-body connecting part 32, which is not attached to the hinge assembly 4 and the display part 151 ′. have. The attachment region 33A may be located between the pair of non-attachment regions 33B and 33C. The metal band 3 'includes the main body connection part 31 in the longitudinal direction, the first non-attachment area 33B of the elastic deformation part 33, the attachment area 33A of the elastic deformation part 33, and the elastic deformation part. The second non-attachment area 33C and the sub body connection part 32 of (33) may be in order.

The hinge assembly 4 includes a main body hinge module 41 connected to the main body 1; A sub body hinge module 42 connected to the sub body 2; It may include a hinge housing 43 for supporting the main body hinge module 41 and the sub-body hinge module 42.

The elastic deformation portion 33 may be attached to the hinge housing 43.

The elastic deformation part 33 may vary in cross-sectional shape of the slit 34 and the overall shape of the elastic deformation part 33 according to the movement of the main body hinge module 41 and the sub body hinge module 42.

The elastic deformation unit 33 may be stretched and absorbed when the display unit 151 'is opened / closed, as in the exemplary embodiment of the present invention, and may absorb the length difference when the display unit 151' is opened or closed. According to the present exemplary embodiment, the metal band 3 ′ may absorb the difference in the length of the open / closed state while being deformed instead of the display unit 151 ′ during the open / closed state.

In the present embodiment, when the metal band 3 'is folded, the tension to be unfolded may be applied to the metal band 3, and the main body 1' and the sub body 2 'are unfolded by such tension. External force can be applied.

The hinge assembly 4 of the present embodiment is preferably made of a structure that can maintain the closed state of the main body 1 'and the sub body 2' and can be easily opened during the open operation.

FIG. 12 is a view showing the hinge assembly shown in FIGS. 9 and 10, and FIG. 13 is a view showing the inside of the hinge assembly shown in FIG. 12.

The main body hinge module 41 and the sub body hinge module 42 have different connection objects, and other configurations and actions other than the connection objects are the same.

The hinge housing 43 may be provided with a pair of main body hinge modules 41 and a pair of sub body hinge modules 42.

Hereinafter, a common configuration of the main body hinge module 41 and the sub body hinge module 42 will be described as a hinge module.

The hinge module includes a connecting shaft 51 connected to the main body case or the sub body case, a cam shaft 52 disposed in contact with the connecting shaft 51, and retracted by the rotation of the connecting shaft 51, and a spring supporter 53. ) And a spring 54 for elastically supporting the camshaft 52.

The connecting shaft 51 may include a case connecting shaft 61 and a driving shaft 62. The connecting shaft 51 may be disposed so that the case connecting shaft 61 is located outside the hinge housing 43 and the driving shaft 62 is rotatably inside the hinge housing 55.

The case connecting shaft 61 may be connected to rotate integrally with the main body case or the sub body case.

The driving shaft 62 may be connected to the case connecting shaft 52 and positioned in contact with the cam shaft 52. The drive shaft 62 may be rotated together with the case connecting shaft 52 when the case connecting shaft 52 is rotated, and the cam shaft 52 is opposite to the case connecting shaft 52 while riding over the cam shaft 52 at the time of the rotation of the case connecting shaft 52. Can be pushed in the direction. The drive shaft 62 may have a drive shaft protrusion 62A formed over the cam shaft protrusion 52A of the cam shaft 52 on a surface facing the cam shaft 52.

The cam shaft 52 has a cam 63 formed with a cam shaft protrusion 52A over which the drive shaft protrusion 62A of the drive shaft 62 rides on a surface facing the connecting shaft 51, and a connecting shaft 51 at the cam 63. It may include a cam connecting shaft 64 protruding in the opposite direction. The cam connecting shaft 64 may be disposed to extend through the spring supporter 53. The male screw 65 may be formed on the cam connecting shaft 64.

The spring supporter 53 may be installed to be fixed in the hinge housing 43. The spring supporter 53 may be formed with a cam shaft through hole through which the cam connecting shaft 64 is disposed.

The spring 54 may be disposed such that one side is in contact with the spring supporter 53 and the other side is in contact with the cam 63. The spring 54 may be composed of a coil spring that surrounds some outer circumference of the cam connecting shaft 64. The spring 54 can push the cam 63 in the direction of the connecting shaft 51, and the connecting shaft 51 is constrained to the cam 63 elastically supported by the spring 54 so that any rotation thereof is restricted. Can be. The hinge assembly 4 may be retracted from the cam connecting shaft 64 while the spring 54 is compressed only when the external force (rotation force) acting on the connecting shaft 51 is large.

The hinge assembly 4 may further include a connector 66 connected to the main body hinge module 41 and the sub body hinge module 52. The connector 66 may be operated to rotate the cam connecting shaft 64 of the main body hinge module 41 and the connecting shaft 64 of the sub body hinge module 52 together.

The connector 66 may be formed with a first female threaded portion mated with the male screw 65 of the main body hinge module 41, and a second female threaded portion mated with the male screw 65 of the sub-body hinge module 42. The connector 66 may be a kind of screw type link.

The male screw 65 forming direction of the main body hinge module 41 and the male screw 65 forming direction of the sub body hinge module 42 may be opposite to each other, and the cam connecting shaft of the main body hinge module 41 may be formed in opposite directions. 64 and the cam connecting shaft 64 of the sub-body hinge module 42 may be rotated in opposite directions.

The connector 66 may be slidably disposed in the hinge housing 64. The connector 66 slides along the cam connecting shaft 64 of the main body hinge module 41 and the cam connecting shaft 64 of the sub body hinge module 42, and the cam connecting shaft of the main body hinge module 41 ( 64 and the cam connecting shaft 64 of the sub-body hinge module 42 may be a sliding link to rotate in opposite directions.

The connector 66 may slide along the cam connecting shaft 64 of the main body hinge module 41 when the male screw 65 of the main body hinge module 41 is rotated, and the sub body hinge module 42 may be rotated. The male screw 65 can be rotated.

On the contrary, when the male screw 65 of the sub-body hinge module 42 is rotated, the connector 66 may slide along the cam connecting shaft 64 of the sub-body hinge module 42, and the main body hinge module ( The male screw 65 of 41 can be rotated.

That is, the hinge assembly 4 has the cam connecting shaft 64 and the sub-body hinge module 42 of the main body hinge module 41 when any one of the main body 1 'and the sub body 2' is rotated. The cam connecting shaft 64 of the can be rotated together, and the main body 1 'and the sub body 2' can be easily opened.

14 is a perspective view of a mobile terminal according to another embodiment of the present invention folded, FIG. 15 is a perspective view of a mobile terminal according to another embodiment of the present invention, and FIG. 16 is included in a mobile terminal of another embodiment of the present invention. FIG. 17 is a perspective view when the metal band 3 '' is folded, FIG. 17 is a plan view when the metal band 3 '' included in the mobile terminal according to another embodiment of the present invention is unfolded, and FIG. 18 is shown in FIG. CC line sectional drawing, FIG. 19 is DD line sectional drawing shown in FIG.

The main body 1 '' and the sub body 2 '' of the present embodiment may be connected by the hinge assembly 4 ', and the main body 1' 'and the sub body 2' 'face each other. It can be folded or unfolded. The mobile terminal of the present embodiment may be configured as a folder type mobile terminal.

The mobile terminal according to the present embodiment includes a metal band 3 '' having a main body connection part 31 ', a sub body connection part 32', and an elastic deformation part 33 ', as in an exemplary embodiment of the present invention. Can be. One surface of the metal band 3 ″ of the present embodiment may be attached to each of the main body 1 ″ and the sub body 2 ″. The display unit 151 ′ may be attached to the other surface of the metal band 3 ″.

Among the components illustrated in FIG. 1, components other than the display unit 151 ′ may be provided in any one of the main body 1 ″ and the sub body 2 ″, or the main body 1 ″ and the sub body. It may be provided dispersed in (2 '').

As shown in FIG. 18, a PCB component 70 may be provided inside the main body 1 ″, and a camera module 80 may be provided on one surface of the main body 1 ″. The battery 90 may be provided inside the sub body 2 ″.

Hereinafter, different configurations and operations from one embodiment of the present invention and other embodiments of the present invention will be described, and the same or similar elements as those of the present invention and other embodiments of the present invention will be omitted in order to avoid overlapping descriptions.

The display unit 151 ′ may be connected to the main body 1 ″, the sub body 2 ″ and the hinge assembly 4 ′ by the metal band 3 ″, and the metal band 3 ″. May function as a mounter of the display unit 151 'on which the display unit 151' is mounted.

When the display unit 151 'is folded, the cross-sectional shape of the portion 151c' adjacent to the hinge assembly 4 'may be curved in a curved shape.

When the display unit 151 'is folded, the cross-sectional shape of the portion 151c' adjacent to the hinge assembly 4 'may be maintained in a planar shape.

As shown in FIG. 18, the main body 1 ″ and the sub body 2 ″ have a space where the display 151 ′ can escape when the display 151 ′ is folded. Can be. The main body 1 ″ and the sub body 2 ″ may be formed in a shape in which the space forming parts 47 and 48 are recessed to form such a space.

When the display unit 151 'is folded and the display unit 151' is escaped to the space forming unit, a space 46 surrounded by the display unit 151 'may be formed. The space 46 surrounded by the display unit 151 ′ may include a space 46a formed by recessing the main body 1 ″ and a space 46 b formed by recessing the sub body 2 ″.

One side of the elastic deformation portion 33 'may be attached to the hinge assembly 4'.

One side of the elastic deformation part 33 'may be separated from the hinge assembly 4' When the one side of the elastic deformation part 33 'is separated from the hinge assembly 4', the elastic deformation part 33 'and the hinge assembly may be separated from each other. Between the 4 'may be a space forming portion 47, 48.

 The elastic deformation part 33 'may be located between the main body connection part 31' and the sub body connection part 32 ', as in one embodiment of the present invention and another embodiment of the present invention, and the detailed structure thereof is shown in FIG. Duplicate description is omitted because it is the same as or similar to one embodiment of the present invention and another embodiment of the present invention.

The metal band 3 ″ may be formed of a material and a shape that are not easily bent by a normal external force applied by a user. When the metal band 3 ″ does not include the elastic deformation part 33 ′, the metal band 3 ″ may be formed of a material that is not easily deformed by an external force. The metal band 3 ″ may be formed of a material having high rigidity. The metal band 3 '' is preferably made of a material having high elastic strength.

Specifically, the characteristics of the metal band 3 '' material are examined in terms of physical properties of the material as follows.

Ultimate tensile strength (UTS) is a force that represents the strength of a material, which is the maximum load to withstand when the material is pulled to cut, divided by the cross-sectional area of the material. The preferred metal band 3 '' material of this embodiment has a maximum tensile strength of 450 to 550 MPa at a temperature of 73.

Yielding strain refers to the yield stress divided by the modulus of elasticity. Yield strength is the stress at which the material specimen begins to undergo macroscopic plastic deformation when stressing the material specimen, and the elastic modulus is the proportional coefficient of stress and strain in the stress range where the stress applied to the material specimen is proportional to the strain. The preferred metal band 3 '' material of this embodiment has a yield strain at a temperature of 73 in the range of 0.001 to 0.01.

The metal band 3 '' may be made of titanium.

The metal band 3 ″ may bend or unfold only the elastic deformation part 33 ′, and the main body connection part 31 ′ and the sub body connection part 32 ′ may be formed of a rigid body. The metal band 3 ″ may be configured to bend or have elasticity by forming a slit 34 ′ in a metal that is difficult to bend.

The thickness of the metal band 3 '' of the present preferred embodiment is a value in the range of 0.05 to 2 mm.

The metal band 3 ″ may be divided into an area in which the elastic deformation part 33 ′ is formed and an area other than the elastic deformation part 33 ′. The metal band 3 ″ may be positioned in the order of the main body connection part 31 ′, the elastic deformation part 33 ′, and the sub body connection part 32 ′ in the longitudinal direction.

Each of the plurality of slits 34 ′ may be elongated in a direction X orthogonal to the length direction Y of the metal band 3 ″.

The plurality of slits 34 ′ may be spaced apart in the direction X orthogonal to the length direction Y of the metal band 3 ″.

As the distance between the slits 34 'adjacent to each other in the longitudinal direction Y of the metal band 3' 'is narrower, the elasticity of the elastic deformation portion 33' is reduced. On the other hand, as the distance between the slits 34 ′ adjacent to each other in the longitudinal direction Y of the metal band 3 ″ increases, the elasticity of the elastic deformation portion 33 ′ increases.

The elastic deformation part 33 ′ may include a region where a plurality of slits 34 ′ are formed and a region where the slits 34 ′ are not formed in the length direction Y of the metal band 3 ″.

The elastic deformation portion 33 'is a first region 33E in which a plurality of slits 34' are formed in the longitudinal direction Y of the metal band 3 '' and a second region in which the slits 34 'are not formed. 33D and a third region 33F in which a plurality of slits 34 'are formed. The first region 33E may be connected to the main body connector 31 ′ and the third region 33F may be connected to the sub body connector 32 ′. The elastic deformation portion 33 'is the main body connecting portion 31', the first region 33E, the second region 33D, and the third region 33F in the longitudinal direction Y of the metal band 3 ''. , Sub-body connecting portion 32 ′ may be in order.

The hinge assembly 4 ′ has a rotation shaft body 44, a main body rotation shaft 45a connecting the rotation shaft body 44 and the main body 1 '', and the rotation shaft body 44 and the sub body 2 ''. It may include a connecting sub-body rotation shaft (45b).

The main body rotating shaft 45a may be fixed to the rotating shaft body 44 and rotatably connected to the main body 1 ''.

The main body rotation shaft 45a may be fixed to the main body 1 '' and rotatably connected to the rotation shaft body 44.

The sub body rotating shaft 45b may be fixed to the rotating shaft body 44 and rotatably connected to the sub body 2 ''.

The sub body rotation shaft 45b may be fixed to the sub body 2 ″ and rotatably connected to the rotation shaft body 44.

The rotating shaft body 44, the main body rotating shaft 45a, and the sub body rotating shaft 45b may be parallel to each other.

The elastic deformation portion 33 'is a cross-sectional shape of the slit 34' and the overall shape of the elastic deformation portion 33 'according to the movement of the main body 1' 'hinge module and the sub body 2' 'hinge module. This can be variable.

The elastic deformation part 33 ′ may be stretched and absorb a difference in length when the display part 151 ′ is opened / closed, as in an exemplary embodiment of the present invention and another embodiment of the present invention. . According to the present exemplary embodiment, the metal band 3 ″ may be deformed in place of the display unit 151 ′ at the time of opening / closing to absorb the difference in length at the time of opening / closing.

In the present embodiment, when the metal band 3 ″ is folded, a tension to be unfolded may be applied to the metal band 3 ″, and the main body 1 ″ and the sub body 2 ″ may be applied to the metal band 3 ″. The external force to be unfolded by the tension can be applied.

The hinge assembly 4 ′ of the present embodiment may be configured to have a structure in which the main body 1 ″ and the sub body 2 ″ may be kept closed while being easily opened during the open operation.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention.

Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments.

The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

Claims (24)

With the main body; A sub body connected to the main body; A metal band connected to the main body and the sub body, The metal band is The mobile terminal is provided with an elastic deformation portion formed with a plurality of slits between the main body connection portion connected to the main body and the sub body connection portion connected to the sub body. The method of claim 1, The metal band is a mobile terminal made of titanium. The method of claim 1, The metal band is located in the order of the main body connection portion, the elastic deformation portion and the sub-body connection in the longitudinal direction. The method of claim 1, Each of the plurality of slits is formed long in the direction orthogonal to the longitudinal direction of the metal band. The method of claim 1, The plurality of slits are spaced apart in the longitudinal direction of the metal band. The method of claim 1, The plurality of slits include at least one side slit whose one end is blocked and the other end is opened in a direction orthogonal to the longitudinal direction of the metal band. The method of claim 1, The main body A case; A PCB installed inside the case, An antenna connector connected to the PCB; And the main body connection part is connected to the antenna connector such that the metal band functions as an antenna. The method of claim 7, wherein  And a metal band receiving groove formed in the sub body to accommodate the elastic deformation portion and the sub body connecting portion. The method of claim 8, The metal band receiving groove is formed on one surface of the sub body long in the longitudinal direction of the sub body. The method of claim 1,  The main body and the sub body are connected to be folded or unfolded facing each other by a hinge assembly, One surface of the metal band is attached to each of the main body, the sub body and the hinge assembly. The method of claim 10, The elastic deformable portion of the mobile terminal is attached to the hinge assembly. The method of claim 10, A mobile terminal having a display unit attached to the other surface of the metal band. Main body; A sub body connected to the main body; And A metal band connected to the main body and the sub body; Including, The metal band is A main body connection part connected to the main body; A sub body connection part connected to the sub body; An elastic deformation part positioned between the main body connection part and the sub body connection part, The elastic deformation portion is formed at least a plurality of slits, The metal band is located in the order of the main body connection portion, the elastic deformation portion and the sub-body connection in the longitudinal direction, Each of the plurality of slits is formed long in the direction orthogonal to the longitudinal direction of the metal band, The plurality of slits are spaced apart in the longitudinal direction of the metal band. The method of claim 13, The elastic deformation unit includes a region where the slit is formed and a region where the slit is not formed. The method of claim 13, The elastic deformation unit is positioned in the order of the first region in which the plurality of slits are formed, the second region in which the slits are not formed, and the third region in which the plurality of slits are formed in the longitudinal direction of the metal band. The method of claim 15, The first region is connected to the main body connector and the third region is connected to the sub body connector. The method of claim 13, The main body and the sub body are connected to be folded or unfolded facing each other by a hinge assembly, When the main body and the sub body are folded to face each other, the main body connecting portion and the sub body connecting portion is folded facing each other, The main body and the sub-body connection is unfolded when the main body and the sub-body unfolds. The method of claim 17, The hinge assembly includes a rotating shaft body, a main body rotating shaft connecting the rotating shaft body and the main body, and a sub body rotating shaft connecting the rotating shaft body and the sub body. The method of claim 18, And the rotating shaft body, the main body rotating shaft, and the sub body rotating shaft are parallel to each other. The method of claim 13, The thickness of the metal band is a mobile terminal of 0.05 ~ 2 mm. The method of claim 13, The metal band is a mobile terminal made of a material having a maximum tensile strength (Ultimate tensile strength) of 450 ~ 550 MPa at a temperature of 73. The method of claim 13, The metal band is a mobile terminal made of a material having a yield strain (Yielding strain) of 0.001 ~ 0.01 at a temperature of 73. The method of claim 13, Mobile terminal of each of the adjacent slits in the longitudinal direction of the metal band is 0.1 ~ 5 mm. The method of claim 13, A mobile terminal having a display unit attached to one surface of the metal band.

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